5310-01-566-9285 NUT,PLAIN,HEXAGON Index 5310-01-566-9357 NUT,PLAIN,EXTENDED WASHER,HEXAGO

National Stock Number:
5310-01-566-9304

Federal Supply Class:
5310

National Item Identification Number:
015669304

Description:
WASHER,FLAT

Detail:
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.


Manufacturer Information:
NAS1149F0463R80205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM
OVERALL DIAMETER0.495 INCHES MINIMUM AND 0.520 INCHES MAXIMUM
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER,FLAT
PERIPHERAL SHAPE STYLEROUND
SPECIAL FEATURESMATERIAL-CARBON STEEL
SURFACE TREATMENTPASSIVATE OVERALL


Click here to Register for Free 30-day Trial